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Test Review Number your paper 1-17
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1. What is this distance?
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2. What is this mass in g?
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3. What is this volume in mL?
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4. What digit would be estimated in using this ruler?
Ones Tenths Hundredths Thousandths Tens
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5. What decimal place is estimated when using this ruler?
Ones D. Thousandths Tenths E. Tens Hundredths
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6. Measure the width of the rectangle using the correct number of sig figs.
3. 75 cm D cm 3.6 cm E cm 2. 6 cm
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7. Measure the length of the rectangle using the correct number of sig figs.
12.55 cm C cm E cm 12. 5 cm D cm
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8. How many sig figs should be in the correct measurement of the length of this rectangle?
2 C. 4 E. 1 3 D. 5
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9. The width of this rectangle is 0. 90 cm
9.The width of this rectangle is 0.90 cm. How many significant figures are in this measurement? 3 sig figs D. infinite sig figs 2 sig figs E. none of the above 1 sig fig
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Calculations with Sig Figs
10. A rectangle has a width of 5.0 cm and a length of 8.40 cm. What is the area of this rectangle in cm2? ___________ 11. A rectangular prism has the following measurements: length 8.54 cm, width 7.80cm, and height cm. What is the volume in cm3? ______________
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12. When measuring volume by displacement, you have an initial volume of 9.80 mL and a final volume of mL. What is the volume of your object? 13. When calculating the distance from point A to point B, you take the following measurements: 90 m, m, and 100 m. What is the total distance?
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14. 22.0 Hm = ?cm
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15. 4.00 x 105 cm3 = ?L
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16. Gg = ? mg
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17. How many mg are in a 5.00 grain aspirin tablet? (1 grain = oz, 454 g = 1 pound and 16.0 oz = 1 pound)
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Answers 4.3 cm g 52.9 mL B C 7. A 8. B 9. B cm cm mL
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Answers m x105 cm L or 4.00x102L x 107 mg mg
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